1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 /* 22 * Copyright 2007 Sun Microsystems, Inc. All rights reserved. 23 * Use is subject to license terms. 24 */ 25 26 #ifndef _SYS_POLICY_H 27 #define _SYS_POLICY_H 28 29 #pragma ident "%Z%%M% %I% %E% SMI" /* TSOL 8 */ 30 31 #include <sys/types.h> 32 #include <sys/cred.h> 33 #include <sys/vnode.h> 34 #include <sys/fs/snode.h> 35 36 #ifdef __cplusplus 37 extern "C" { 38 #endif 39 40 #ifdef _KERNEL 41 42 #ifndef _IN_PORT_T 43 #define _IN_PORT_T 44 typedef uint16_t in_port_t; 45 #endif 46 47 /* 48 * Policy routines; in case we check privileges in-line. 49 * 50 * priv_policy 51 * privilege debugging 52 * audits success & failure 53 * returns 0 on success, error on failure 54 * 55 * priv_policy_choice 56 * determines extend of operation 57 * audit on success 58 * returns a boolean_t indicating success (B_TRUE) or failure. 59 * 60 * priv_policy_only 61 * when auditing is in appropriate (interrupt context) 62 * to determine context of operation 63 * returns a boolean_t indicating success (B_TRUE) or failure. 64 * 65 */ 66 int priv_policy(const cred_t *, int, boolean_t, int, const char *); 67 boolean_t priv_policy_only(const cred_t *, int, boolean_t); 68 boolean_t priv_policy_choice(const cred_t *, int, boolean_t); 69 70 struct kipc_perm; 71 struct vfs; 72 struct proc; 73 74 int secpolicy_acct(const cred_t *); 75 int secpolicy_allow_setid(const cred_t *, uid_t, boolean_t); 76 int secpolicy_audit_config(const cred_t *); 77 int secpolicy_audit_getattr(const cred_t *); 78 int secpolicy_audit_modify(const cred_t *); 79 int secpolicy_blacklist(const cred_t *); 80 int secpolicy_chroot(const cred_t *); 81 int secpolicy_clock_highres(const cred_t *); 82 int secpolicy_console(const cred_t *); 83 int secpolicy_contract_observer(const cred_t *, struct contract *); 84 boolean_t secpolicy_contract_observer_choice(const cred_t *); 85 int secpolicy_contract_event(const cred_t *); 86 boolean_t secpolicy_contract_event_choice(const cred_t *); 87 int secpolicy_coreadm(const cred_t *); 88 int secpolicy_cpc_cpu(const cred_t *); 89 int secpolicy_dispadm(const cred_t *); 90 int secpolicy_error_inject(const cred_t *); 91 int secpolicy_excl_open(const cred_t *); 92 int secpolicy_fs_mount(cred_t *, vnode_t *, struct vfs *); 93 int secpolicy_fs_unmount(cred_t *, struct vfs *); 94 int secpolicy_fs_config(const cred_t *, const struct vfs *); 95 int secpolicy_fs_linkdir(const cred_t *, const struct vfs *); 96 int secpolicy_fs_minfree(const cred_t *, const struct vfs *); 97 int secpolicy_fs_quota(const cred_t *, const struct vfs *); 98 int secpolicy_idmap(const cred_t *); 99 int secpolicy_ip(const cred_t *, int, boolean_t); 100 int secpolicy_ip_config(const cred_t *, boolean_t); 101 int secpolicy_ipc_access(const cred_t *, const struct kipc_perm *, mode_t); 102 int secpolicy_ipc_config(const cred_t *); 103 int secpolicy_ipc_owner(const cred_t *, const struct kipc_perm *); 104 int secpolicy_kmdb(const cred_t *); 105 int secpolicy_lock_memory(const cred_t *); 106 int secpolicy_modctl(const cred_t *, int); 107 int secpolicy_net(const cred_t *, int, boolean_t); 108 int secpolicy_net_bindmlp(const cred_t *); 109 int secpolicy_net_config(const cred_t *, boolean_t); 110 int secpolicy_net_icmpaccess(const cred_t *); 111 int secpolicy_net_mac_aware(const cred_t *); 112 int secpolicy_net_privaddr(const cred_t *, in_port_t); 113 int secpolicy_net_rawaccess(const cred_t *); 114 boolean_t secpolicy_net_reply_equal(const cred_t *); 115 int secpolicy_newproc(const cred_t *); 116 int secpolicy_nfs(const cred_t *); 117 int secpolicy_pcfs_modify_bootpartition(const cred_t *); 118 int secpolicy_ponline(const cred_t *); 119 int secpolicy_pool(const cred_t *); 120 int secpolicy_power_mgmt(const cred_t *); 121 int secpolicy_proc_access(const cred_t *); 122 int secpolicy_proc_excl_open(const cred_t *); 123 int secpolicy_proc_owner(const cred_t *, const cred_t *, int); 124 int secpolicy_proc_zone(const cred_t *); 125 int secpolicy_pset(const cred_t *); 126 int secpolicy_rctlsys(const cred_t *, boolean_t); 127 int secpolicy_resource(const cred_t *); 128 int secpolicy_rpcmod_open(const cred_t *); 129 int secpolicy_rsm_access(const cred_t *, uid_t, mode_t); 130 int secpolicy_setpriority(const cred_t *); 131 int secpolicy_settime(const cred_t *); 132 int secpolicy_spec_open(const cred_t *, struct vnode *, int); 133 int secpolicy_sti(const cred_t *); 134 int secpolicy_swapctl(const cred_t *); 135 int secpolicy_sys_config(const cred_t *, boolean_t); 136 int secpolicy_zone_admin(const cred_t *, boolean_t); 137 int secpolicy_zone_config(const cred_t *); 138 int secpolicy_sys_devices(const cred_t *); 139 int secpolicy_systeminfo(const cred_t *); 140 int secpolicy_tasksys(const cred_t *); 141 int secpolicy_vnode_access(const cred_t *, vnode_t *, uid_t, mode_t); 142 int secpolicy_vnode_create_gid(const cred_t *); 143 int secpolicy_vnode_owner(const cred_t *, uid_t); 144 int secpolicy_vnode_remove(const cred_t *); 145 int secpolicy_vnode_setdac(const cred_t *, uid_t); 146 int secpolicy_vnode_setid_retain(const cred_t *, boolean_t); 147 int secpolicy_vnode_setids_setgids(const cred_t *, gid_t); 148 int secpolicy_vnode_stky_modify(const cred_t *); 149 int secpolicy_zinject(const cred_t *); 150 int secpolicy_zfs(const cred_t *); 151 int secpolicy_ucode_update(const cred_t *); 152 int secpolicy_sadopen(const cred_t *); 153 void secpolicy_setid_clear(vattr_t *, cred_t *); 154 void secpolicy_fs_mount_clearopts(cred_t *, struct vfs *); 155 int secpolicy_setid_setsticky_clear(vnode_t *, vattr_t *, 156 const vattr_t *, cred_t *); 157 158 int secpolicy_basic_exec(const cred_t *); 159 int secpolicy_basic_fork(const cred_t *); 160 int secpolicy_basic_proc(const cred_t *); 161 int secpolicy_basic_procinfo(const cred_t *, struct proc *, struct proc *); 162 int secpolicy_basic_link(const cred_t *); 163 164 int secpolicy_gart_access(const cred_t *); 165 int secpolicy_gart_map(const cred_t *); 166 /* 167 * This function to be called from xxfs_setattr(). 168 * Must be called with the node's attributes read-write locked. 169 * 170 * cred_t * - acting credentials 171 * struct vnode * - vnode we're operating on 172 * struct vattr *va - new attributes, va_mask may be 173 * changed on return from a call 174 * struct vattr *oldva - old attributes, need include owner 175 * and mode only 176 * int flags - setattr flags 177 * int iaccess(void *node, int mode, cred_t *cr) 178 * - non-locking internal access function 179 * mode be checked 180 * w/ VREAD|VWRITE|VEXEC, not fs 181 * internal mode encoding. 182 * 183 * void *node - internal node (inode, tmpnode) to 184 * pass as arg to iaccess 185 */ 186 int secpolicy_vnode_setattr(cred_t *, struct vnode *, struct vattr *, 187 const struct vattr *, int, int (void *, int, cred_t *), void *); 188 189 /* 190 * Test privilege. Audit success or failure, allow privilege debugging. 191 * Returns 0 for success, err for failure. 192 */ 193 #define PRIV_POLICY(cred, priv, all, err, reason) \ 194 priv_policy((cred), (priv), (all), (err), (reason)) 195 196 /* 197 * Test privilege. Audit success only, no privilege debugging. 198 * Returns 1 for success, and 0 for failure. 199 */ 200 #define PRIV_POLICY_CHOICE(cred, priv, all) \ 201 priv_policy_choice((cred), (priv), (all)) 202 203 /* 204 * Test privilege. No priv_debugging, no auditing. 205 * Returns 1 for success, and 0 for failure. 206 */ 207 208 #define PRIV_POLICY_ONLY(cred, priv, all) \ 209 priv_policy_only((cred), (priv), (all)) 210 211 212 #endif 213 214 #ifdef __cplusplus 215 } 216 #endif 217 218 #endif /* _SYS_POLICY_H */ 219